#1B1859 Hex Color
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Dark and muted, #1b1859 blends indigo with navy-like depth and a faint violet cast. Its low lightness gives interfaces, night-sky themes, and formal branding a serious, mysterious tone. Use it as a dominant background with white text, which reaches about 15.9:1 contrast. The hex code #1b1859 also suits spiritual, finance, and luxury palettes.
Questions about #1b1859
What is #1b1859 in RGB, HSL and CMYK?
In RGB, #1b1859 is rgb(27, 24, 89), in HSL hsl(243, 58%, 22%) and in CMYK 70%, 73%, 0%, 65%.
What colors pair well with #1b1859?
Pair #1b1859 with white, pale lavender, soft gray, or muted gold for contrast that balances its dark indigo depth without overwhelming the palette. Use lighter shades for text, borders, or highlights against this strong background.
Is #1b1859 a warm or cool color?
#1b1859 reads as a cool color because its deep indigo base leans toward blue, while the faint violet cast adds richness rather than warmth. It works well in calm, formal, nocturnal, and futuristic palettes.
Is #1b1859 readable on white or black?
#1b1859 has a 15.89:1 contrast ratio on white and 1.32:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.